/Engine/Plugins/Runtime/MassEntity/Source/MassEntity/Public/MassEntityQuery.h
If ArchetypeHandle is among ValidArchetypes then the function retrieves requirements mapping cached for it, otherwise an empty mapping will be returned (and the requirements binding will be done the slow way).
const [FMassQueryRequirementIndicesMapping](API\Plugins\MassEntity\FMassQueryRequirementIndicesMapp-) & GetRequirementsMappingForArchetype ( const [FMassArchetypeHandle](API\Plugins\MassEntity\FMassArchetypeHandle) ArchetypeHandle ) const